We have better transport tech now. Also, a walked city these days, if it had access to good water, would be pretty easy to sustain itself.
That's true. We could just fly in supplies.
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Or just grow its own food and generate its own power. Sure, trade is generally good, but not reliance on said trade.
Lol. I like these discussions. LOL! We can always count on Stella! 🤣
